Cooke, Fred. <br/><br/>
Snow geese of La Perouse Bay  Natural selection in the wild 
by Fred Cooke, Robert F Rockwell and David B Lank 
 - Oxford  Oxford Univ.Press  1995 
 - xv, 297p. 
 - Oxford ornithology series. .
<br/><br/><label>ISBN: </label>0198540647 
<br/><br/><label>Dewey Class. No.: </label>598.41  / N95